A new study reveals that a major cooling event 34 million years ago caused staggered marine extinctions, not a single global ...

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

Scientists have finally cracked a long-standing mystery about squid and cuttlefish evolution by analyzing newly sequenced ...

There might still be dinosaurs living on Earth today — if not for the giant asteroid. It’s a long-debated issue, but now researchers say the idea Dinosaurs were in decline before the Chicxulub ...

In fact, the last great extinction event in the history of life on Earth could be our fault. Human activities such as habitat destruction, pollution, climate change, and overexploitation of species ...

A quarter of a billion years ago, long before dinosaurs or mammals evolved, the predator Dinogorgon, whose skull is shown here, hunted floodplains in the heart of today's South Africa. In less than a ...

A pair of Sacabambaspis fish, around 35 cm in length, which had distinct, forward-facing eyes and an armored head. No fossils of animals like Sacabambaspis from after the Late Ordovician Mass ...

Mass extinction events represent intervals of abrupt, large‐scale loss of biodiversity that have repeatedly reshaped life on Earth. These crises are commonly linked to dramatic environmental ...